Towel holder



FIG. 1 is a top and front perspective view of a towel holder showing my new design, the broken-line disclosure of a portion of a towel being for illustrative purposes only and forming no part of the claimed design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof, the adjacent sides being identical in appearance;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof; and,

FIG. 6 is a reduced exploded top and front perspective view thereof. 

The ornamental design for a towel holder, as shown and described. 